Finding the Fourth Proportional to 267,312.87, 368,891.51 and 146,461.68
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Solution
The fourth proportional to 267,312.87, 368,891.51 and 146,461.68 is: 202,116.98
Step by Step Solution
- Step 1: Write the proportion equation
267,312.87 : 368,891.51 = 146,461.68 : x - Step 2: Convert to fraction form
267,312.87/368,891.51 = 146,461.68/x - Step 3: Cross multiply
267,312.87x = 368,891.51 × 146,461.68 - Step 4: Simplify right side
267,312.87x = 54,028,469,560.03 - Step 5: Solve for x
x = 54,028,469,560.03/267,312.87 - Step 6: Final answer
x = 202,116.98
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.